== sanity test 60c: unlink file when mds full ============ 06:34:44 (1787135684)
create 5000 files
 - open/close 461 (time 1787135699.04 total 10.02 last 46.00)
 - open/close 877 (time 1787135709.05 total 20.04 last 41.53)
 - open/close 1298 (time 1787135719.05 total 30.04 last 42.10)
 - open/close 1765 (time 1787135729.07 total 40.05 last 46.65)
 - open/close 2216 (time 1787135739.08 total 50.07 last 45.04)
 - open/close 2638 (time 1787135749.15 total 60.14 last 41.91)
 - open/close 3109 (time 1787135759.16 total 70.14 last 47.07)
 - open/close 3508 (time 1787135769.17 total 80.15 last 39.86)
 - open/close 3926 (time 1787135779.18 total 90.17 last 41.73)
 - open/close 4367 (time 1787135789.21 total 100.20 last 43.98)
 - open/close 4821 (time 1787135799.24 total 110.22 last 45.27)
total: 5000 open/close in 114.15 seconds: 43.80 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787135808 ; total 0 ; last 0)
total: 5000 unlinks in 77 seconds: 64.935066 unlinks/second
fail_loc=0